# Ecovyst Inc.: Form SC 13D/A, filed Jun 27, 2023

- Company: [Ecovyst Inc.](/companies/ecvt.md) (CIK 1708035)
- Form: SC 13D/A
- Filed: 2023-06-27
- Accepted by EDGAR: Jun 27, 2023, 16:07 ET
- Period: not reported
- Accession: 0000950157-23-000706
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/1708035/000095015723000706/sc13da.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/1708035/000095015723000706/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/1708035/000095015723000706/sc13da.htm

Filed Jun 27, 2023.
Source: SEC EDGAR, the filing index for accession 0000950157-23-000706. Last ingested by Listed: Nov 5, 2026, 16:25 ET. No prices; not investment advice.